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  <script>
    var asteroidsDestroyed = function (mass, asteroids) {
      asteroids.sort((a, b) => a - b)
      for (let a of asteroids) {
        if (mass >= a) mass += a
        else return false
      }
      return true
    };
    console.log(asteroidsDestroyed(10, [3, 9, 19, 5, 21]));
  </script>
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